Panasonic WH-SDF09C3E5 Service Manual page 64
Air-to-water heatpump
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Also See for WH-SDF09C3E5:
- Service manual (146 pages) ,
- Design handbook (132 pages) ,
- Operating instructions manual (92 pages)
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Booster heater control
- Booster heater turn On and Off follow normal operation.
- Booster heater turn ON condition:
1
During startup time (initialization), Booster heater turn ON after DELAY TIMER.
2
When tank temperature lower than HEATER ON TEMP
3
20 minutes from previous heater off.
- Booster heater turn OFF condition:
1
When tank temperature higher than tank set temperature for continuous 15 secs.
Solar 3 way valve
- Solar pump operates follow solar operation specification.
2 way valve closes
Others
- Indoor backup heater cannot be ON during tank mode only.
64
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